1221525

素因数分解:

$3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 36

約数和(自身を含む): 2248740

約数和(自身を除く): 1027215

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 89, 183, 225, 267, 305, 445, 549, 801, 915, 1335, 1525, 2225, 2745, 4005, 4575, 5429, 6675, 13725, 16287, 20025, 27145, 48861, 81435, 135725, 244305, 407175, 1221525]

約数ペア:

[(1, 1221525), (3, 407175), (5, 244305), (9, 135725), (15, 81435), (25, 48861), (45, 27145), (61, 20025), (75, 16287), (89, 13725), (183, 6675), (225, 5429), (267, 4575), (305, 4005), (445, 2745), (549, 2225), (801, 1525), (915, 1335)]